Now-a-days students are more driven towards using mobile phones for every single purpose. Learning is a continuous process and the focus is now shifted towards E-learning. The objective of the study is to investigate the impact of educational apps on a child's mental agility. Every individual student has his/her unique way of thinking, understanding, and interpreting the concepts of a different subject. Some students find English as an interesting subject to some mathematics that may be out of his/her mind. To make their learning interesting and entertaining first the researchers thought to study the “impact of E-learning apps on child's mental agility”. The study was conducted in the school in the Udaipur district where the sample size of 50 students was randomly selected of Grade I and Grade II. The mixed approach as adopted as a research method and type of research was Experimental Research. To evaluate the effectiveness of the educational apps pre-test and post was conducted using the traditional method of teaching and through e-learning mode. The result of the study claimed that there was a significant correlation between pre-test result and post-test results and from the study it can be concluded that there is a high impact of E-learning apps on a child's mental agility in the context of the development of knowledge, learning abilities, their creativity, easy understanding of complex topics and learning while playing through user-friendly interactive technology.